101 lines
No EOL
3.2 KiB
C#
101 lines
No EOL
3.2 KiB
C#
using SurveyBackend.DTOs.AnswerVariant;
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using SurveyBackend.DTOs.Question;
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using SurveyBackend.Services.Exceptions;
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using SurveyLib.Core.Models;
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using SurveyLib.Core.Models.QuestionVariants;
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namespace SurveyBackend.Mappers;
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/// <summary>
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/// Маппер всего про вопросы
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/// </summary>
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public static class QuestionMapper
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{
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/// <summary>
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/// Создание вопроса в модель
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/// </summary>
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/// <param name="dto"></param>
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/// <param name="surveyId"></param>
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/// <returns></returns>
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/// <exception cref="BadRequestException"></exception>
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public static QuestionBase QuestionCreationToModel(QuestionCreateDto dto, int surveyId)
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{
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return dto.QuestionType.ToLower() switch
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{
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"textquestion" => new TextQuestion
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{
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Title = dto.Title,
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SurveyId = surveyId,
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},
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"singleanswerquestion" => new SingleAnswerQuestion
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{
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Title = dto.Title,
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SurveyId = surveyId,
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AnswerVariants = [],
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},
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"multipleanswerquestion" => new MultipleAnswerQuestion
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{
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Title = dto.Title,
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SurveyId = surveyId,
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AnswerVariants = []
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},
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_ => throw new BadRequestException("Unknown question type")
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};
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}
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/// <summary>
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/// Модель в выходную схему
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/// </summary>
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/// <param name="question"></param>
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/// <returns></returns>
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public static QuestionOutputDto ModelToQuestionDto(QuestionBase question)
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{
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var withAnswerVariants = question.GetType() != typeof(TextQuestion);
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return new QuestionOutputDto
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{
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Id = question.Id,
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SurveyId = question.SurveyId,
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Title = question.Title,
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QuestionType = question.Discriminator,
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AnswerVariants = withAnswerVariants ? AnswerVariantsToDto(question.AnswerVariants) : null,
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};
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}
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public static QuestionBase QuestionUpdateToModel(QuestionCreateDto dto, int questionId)
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{
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return dto.QuestionType.ToLower() switch
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{
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"textquestion" => new TextQuestion
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{
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Id = questionId,
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Title = dto.Title,
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SurveyId = 0, // bad logic, need to do something
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},
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"singleanswerquestion" => new SingleAnswerQuestion
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{
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Id = questionId,
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Title = dto.Title,
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SurveyId = 0,
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AnswerVariants = [],
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},
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"multipleanswerquestion" => new MultipleAnswerQuestion
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{
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Id = questionId,
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Title = dto.Title,
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SurveyId = 0,
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AnswerVariants = []
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},
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_ => throw new BadRequestException("Unknown question type")
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};
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}
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private static List<AnswerVariantOutputDto> AnswerVariantsToDto(IEnumerable<AnswerVariant> answerVariants)
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{
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return answerVariants.Select(av => new AnswerVariantOutputDto
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{
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Id = av.Id,
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QuestionId = av.QuestionId,
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Text = av.Text,
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}).ToList();
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}
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} |